/Engine/Plugins/FX/Niagara/Source/NiagaraEditor/Public/ViewModels/HierarchyEditor/NiagaraSummaryViewViewModel.h
struct FNiagaraHierarchySimStagePropertiesViewModel : public [FNiagaraHierarchyItemViewModel](API\Plugins\NiagaraEditor\ViewModels\HierarchyEditor\FNiagaraHierarch-_5)
TOptional< bool...
IsFromBaseEmitterCache